John Anthony McCarthy QC, KCSG (born 20 October 1947 in Parkes, New South Wales), is the current Australian Ambassador to the Holy See. Prior to his ambassadorial appointment, he was a Queens Counsel at the NSW Bar and a barrister in Sydney.

John Patrick McCarthy CBE (born 27 November 1956) is a British journalist, writer and broadcaster, and one of the hostages in the Lebanon hostage crisis. McCarthy was Britain's longest-held hostage in Lebanon, being held for more than five years.

(born August 9, 1986) is an American professional ice hockey left winger who currently who plays for the Worcester Sharks of the American Hockey League whilst under contract to the San Jose Sharks in the NHL.

(September 4, 1927 – October 24, 2011) was an American computer scientist and cognitive scientist. He invented the term "artificial intelligence" (AI), developed the Lisp programming language family, significantly influenced the design of the ALGOL programming language, popularized timesharing, and was very influential in the early development of AI.

(born 1942) has served as Australia's Ambassador to Vietnam (1981–83), Ambassador to Mexico (1985–87), Ambassador to Thailand (1992–94), Ambassador to the United States from 1995 to 1997, Ambassador to Indonesia (1997-2001) Ambassador to Japan (27 July 2001-2004), and High Commissioner to India (approx. 2004-2009). He has also served in Damascus, Baghdad and Vientiane.